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GRB to FCS: distance & flight time
Green Bay (Austin Straubel International Airport) → Fort Carson (Butts AAF (Fort Carson) Air Field)
946 mi
1,523 km · 822 nm
2h 31m
estimated nonstop flight time
-1h
time difference · heading west
See live GRB→FCS fares Phone-only fares on this route — call free
Flight time details
946 miles nonstop takes roughly 2h 31m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time set-back when reading arrival times on your ticket.
The two airports
- GRB — Austin Straubel International Airport · Green Bay, United States
- FCS — Butts AAF (Fort Carson) Air Field · Fort Carson, United States
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near GRB
- ATW · Appleton International Airport25 mi away
- OSH · Wittman Regional Airport41 mi away
- MNM · Menominee Regional Airport50 mi away
- SBM · Sheboygan County Memorial Airport51 mi away
Near FCS
- COS · City of Colorado Springs Municipal Airport9 mi away
- PUB · Pueblo Memorial Airport30 mi away
- DEN · Denver International Airport82 mi away
- APA · Centennial Airport62 mi away
Frequently asked questions
How far is GRB from FCS?
The flight distance from Green Bay (GRB) to Fort Carson (FCS) is 946 miles (1,523 km, 822 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GRB to FCS?
A nonstop flight takes about 2h 31m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the time difference between Green Bay and Fort Carson?
Fort Carson is 1 hour behind Green Bay.
What is the cheapest way to fly from GRB to FCS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GRB–FCS that never appear on search engines, with no booking fees.